irradiance

areal density of incoming radiant flux
Thing general Q830654
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irradiance

Summary

irradiance ranks in the top 2% of general entities by monthly Wikipedia readership (216 views/month).[1]

Key Facts

  • irradiance's GND ID is recorded as 4402991-3[2].
  • irradiance's subclass of is recorded as physical quantity[3].
  • irradiance's subclass of is recorded as radiometric quantity[4].
  • irradiance's subclass of is recorded as radiant flux density[5].
  • irradiance's Commons category is recorded as Irradiance[6].
  • irradiance's Freebase ID is recorded as /m/02ps39[7].
  • irradiance's PSH ID is recorded as 3488[8].
  • irradiance's described by source is recorded as ISO 80000-7:2019 Quantities and units — Part 7: Light and radiation[9].
  • irradiance's Encyclopædia Britannica Online ID is recorded as topic/irradiance[10].
  • irradiance's different from is recorded as radiant flux density[11].
  • irradiance's defining formula is recorded as E_{\mathrm{e}} = \frac{\mathrm{d} \Phi_{\mathrm{e}}}{\mathrm{d} A}[12].
  • irradiance's Quora topic ID is recorded as Irradiance[13].
  • irradiance's JSTOR topic ID is recorded as radiant-flux-density[14].
  • irradiance's JSTOR topic ID is recorded as irradiance[15].
  • irradiance's ISQ dimension is recorded as \mathsf{M} \mathsf{T}^{-3}[16].
  • irradiance's Great Norwegian Encyclopedia ID is recorded as irradians_-_Sola[17].
  • irradiance's IUPAC Gold Book ID is recorded as I03254[18].
  • irradiance's maintained by WikiProject is recorded as WikiProject Mathematics[19].
  • irradiance's Microsoft Academic ID is recorded as 46423501[20].
  • irradiance's in defining formula is recorded as E_{\mathrm{e}}[21].
  • irradiance's in defining formula is recorded as \Phi_{\mathrm{e}}[22].
  • irradiance's in defining formula is recorded as A[23].
  • irradiance's Wolfram Language quantity ID is recorded as Irradiance[24].
  • irradiance's quantity symbol is recorded as E_{\mathrm{e}}[25].
  • irradiance's recommended unit of measurement is recorded as watt per square metre[26].

Why It Matters

irradiance ranks in the top 2% of general entities by monthly Wikipedia readership (216 views/month).[1] irradiance has Wikipedia articles in 21 language editions, a strong signal of global cultural recognition.[27] irradiance is known by 24 alternative names across languages and contexts.[28]

References

Programmatic citations — every numbered marker resolves to a verifiable graph row below.

Direct Wikidata claims

  1. [2] . wikidata.org.
  2. [3] . wikidata.org.
  3. [4] . wikidata.org.
  4. [5] . wikidata.org.
  5. [6] . wikidata.org.
  6. [7] . Freebase Data Dumps. wikidata.org.
  7. [8] . wikidata.org.
  8. [9] . wikidata.org.
  9. [10] . wikidata.org.
  10. [11] . wikidata.org.
  11. [12] . ISO 80000-7:2019 Quantities and units — Part 7: Light and radiation. wikidata.org.
  12. [13] . Quora. wikidata.org.
  13. [14] . wikidata.org.
  14. [15] . wikidata.org.
  15. [16] . wikidata.org.
  16. [17] . wikidata.org.
  17. [18] . wikidata.org.
  18. [19] . wikidata.org.
  19. [20] . wikidata.org.
  20. [21] . wikidata.org.
  21. [22] . wikidata.org.
  22. [23] . wikidata.org.
  23. [24] . wikidata.org.
  24. [25] . wikidata.org.
  25. [26] . ISO 80000-7:2019 Quantities and units — Part 7: Light and radiation. wikidata.org.

Aggregate / graph-position facts

  1. [1] . Wikimedia Foundation. dumps.wikimedia.org.
  2. [27] . Wikidata sitelinks. wikidata.org.
  3. [28] . Wikidata aliases. wikidata.org.

📑 Cite this page

Use these citations when quoting this entity in research, articles, AI prompts, or wherever provenance matters. We aggregate Wikidata + Wikipedia + authoritative open-data sources; the stitched, scored, cross-referenced view is what 4ort.xyz contributes.

APA 4ort.xyz Knowledge Graph. (2026). irradiance. Retrieved April 10, 2026, from https://4ort.xyz/entity/irradiance
MLA “irradiance.” 4ort.xyz Knowledge Graph, 4ort.xyz, 10 Apr. 2026, https://4ort.xyz/entity/irradiance.
BibTeX @misc{4ortxyz_irradiance_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{irradiance}}, year = {2026}, url = {https://4ort.xyz/entity/irradiance}, note = {Accessed: 2026-04-10}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): irradiance — https://4ort.xyz/entity/irradiance (retrieved 2026-04-10)

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